Site finance

Profit per study: a simple site P&L model

Woman reviewing a printed financial report at a desk with a calculator and glasses under a lamp at dusk
Short answerA study P&L adds startup fees, per patient visit payments, screen failure payments, and invoiceables, then subtracts staff time, procedures, pass through costs, recruitment, and overhead. The deciding variable is enrollment: fixed startup and regulatory work is spent whether one patient or twenty enroll. Calculating the breakeven number of patients before signing tells a site whether a study is worth taking.
The example below is illustrative. Replace every number with your own budget and costs.

What goes into a study P&L?

RevenueCosts
Startup feeStartup labor: regulatory, contracts, training
Per patient visit paymentsCoordinator and investigator time per visit
Screen failure paymentsUnpaid screen failure work beyond the cap
Invoiceables: amendments, storage, monitor changesRecruitment: outreach, ads, events
Holdback released at closeoutOverhead: rent, systems, insurance, administration

What does a worked example look like?

  • Startup fee $5,000; startup labor $8,000.
  • Budget per completed patient $12,000; direct cost per patient $7,000 in staff time and procedures.
  • Recruitment and other fixed study costs $6,000.
  • Fixed costs not covered by the startup fee: $8,000 + $6,000 minus $5,000 = $9,000.
  • Contribution per completed patient: $12,000 minus $7,000 = $5,000.
  • Breakeven: $9,000 ÷ $5,000 = 1.8, so two completed patients, before overhead.

Add overhead, and adjust for dropout (19.1% on average, per Tufts CSDD) and screen failures, and the real breakeven usually rises to several enrolled patients.

Where do study P&Ls go wrong?

  • Unpaid screen failures: 88% of sites say they are not sufficiently covered (SCRS).
  • Self funded recruitment: 53% of sites pay for it themselves (SCRS).
  • Cash timing: holdbacks of 10% to 14% are common (IntuitionLabs, citing SCRS).
  • Missing overhead: institutions publish rates such as Penn's 39% (Penn Medicine); see overhead rates.

What is the single biggest lever?

Enrollment above breakeven. Every patient past breakeven contributes most of their budget to profit, which is why the same study can lose money at one site and be among the most profitable at another. Use the revenue per patient calculator to model each study before signing.

Get your study in front of the right local physicians

TrialNotice builds a physician referral pipeline around one active study. We identify relevant local physicians within driving distance of your site, send study aligned direct mail, follow up by email and LinkedIn, track engagement with recipient level QR codes, and route warm responses into your site team's workflow.

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Sources

  1. Society for Clinical Research Sites, Site Finances White Paper (2024)
  2. SCRS 2024 Global Site Landscape results, Site Solutions Summit
  3. IntuitionLabs, "Clinical Trial Site Payment Benchmarks 2026" (citing the SCRS 2023 Site Landscape Survey)
  4. University of Pennsylvania Perelman School of Medicine, Budget Preparation and Development
  5. Applied Clinical Trials, "Can Recruitment and Retention Get Any Worse?" (Tufts CSDD screen failure study)